Is 34b bra profitable to sell on Amazon United States?

The niche generates $61K/yr across 96 tracked products. 7 of 32 products launched in the last 360 days are still selling. 90-day search growth is +3.2%. Flapen's verdict: Worth a look (52/100).

How competitive is the 34b bra niche?

32 brands and 92 sellers compete. The top 5 products take 22% of clicks and top 5 brands hold 44% of demand.

What do buyers complain about in 34b bra?

Top complaints mined from reviews: Size-Overall, Adhesion/Stickiness, Durability. The return rate is 8.3% — above our launch gate.

When does demand for 34b bra peak?

Demand is steady year-round — the busiest month runs 1.4× the quietest.

What does it cost to enter the 34b bra niche?

Listings span $9.83–$48.20; the average listing price is $21.75 (sweet spot $15–$100). The average incumbent carries 7,761 reviews — the moat a new listing must climb.

34b bra

Worth a look

Shows a fragmented shelf (top 5 take 22% of clicks), but high returns (8.3%) keeps it on the watch list.

Competition

Great22%

top-5 click share — an open shelf

Avg price

Great$21.75

avg listing price — sweet spot $15–$100

Brand share

Great44%

top-5 brand share — no brand owns this niche

Price range

Great$9.83–$48.20

cheapest to priciest tracked listing — scored on the share inside $15–$100

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Growth

Okay+3.2%

90-day search growth — must beat 0% to launch

Conversion

Bad1.9%

search→purchase rate — share of searches ending in a sale

Review moat

Bad7,761.27

avg incumbent reviews — the moat a new listing must climb

Market size

Bad$61K

$61K/yr · 145K searches

Returns

Bad8.3%

return rate — above 5% kills the launch gate

Signals No Dominant Brand High Returns

According to Flapen's Amazon United States niche tracking, 34b bra is a $61K/yr Amazon United States market (145K searches/yr). The top 5 brands hold 44% of demand. Verdict: Worth a look — 52/100.

Data updated Jul 13, 2026 · scored weekly · How we score niches

34b bra market data

Units sold / yr: 3K–4K; avg 0–100/product
Revenue / yr: $65K–$87K; units × avg price
Conversion rate: 1.9%
Avg BSR: #391
Page quality: 0%
Prime: 100%
Sponsored: 84%
Out of stock: 1.8%
Avg brand age: 44 months
Avg seller age: 142 days

Competition & brand share

Clicks spread well past the top 5 (22% combined) — an open shelf where new products get seen.

Brands

32 rising

Sellers

Top-5 brand share

44%

Top 20: 92%

Top-5 click share

22%

Top 20: 52%

Open market

51%

Warner's12%
Amazon Essentials10%
Mourzaor8%
Maidenform8%
Viola's Secret6%
Victoria's Secret5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +3.2% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.4×

Open Trend

Top 34b bra search terms

34b bra27K/yr +4.9%1.9% conv.
bra 34b27K/yr -0.8%2.3% conv.
bras 34b16K/yr +0.8%2.1% conv.
34b push up bras for women15K/yr -7.3%1.6% conv.
34 b bra10K/yr +27.3%1.7% conv.
34b bras for women no underwire9K/yr +38.9%1.3% conv.
34b bras9K/yr +18.8%2.1% conv.
bras for women 34b8K/yr -2.7%1.5% conv.
34b bras for teens12K/yr -32.0%2.0% conv.
bra 34 b6K/yr +12.6%2.5% conv.

All search terms

Top 34b bra products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

3Pcs Set Everyday Bra for Women T-Shirt Push Up Underwear with Support Anti-Sag Causal Comfortable Lingerie

Mourzaor$17.774.0★804 rev

Women Bras 6 Pack of No Wire Free Bra B Cup C Cup (34B)

Viola's Secret$29.553.8★20,845 rev

OEAK Womens Deep V Bras Wireless Comfortable Bra Supportive No Underwire Bras Tshirt Push Up Bralettes Plunge Seamless Bra Coffee M

OEAK$18.854.0★13,129 rev

Warners womens Blissful Benefits By Warners Ultrasoft Wirefree T Shirt Bra Toasted Almond 34B US

Warner's$12.294.5★24,598 rev

Iheyi 6 Packs No Wire Full Cup Wireless Regular Padded Wire Free Bra A/B/C/D 34B

Iheyi$29.984.0★3,235 rev

Newest

by launch date

Lightly Lined Underwire T-Shirt Bra

Fruit of the Loom$25.9459,690 rev

1mo ago

Vertvie 2026 Womens Wireless Jelly Bras Push Up Cup-Engineered Support Deep V Lift Bra Seamless No Underwire T-Shirt Bralette(Praline 34B)

Vertvie$18.58263 rev

5mo ago

Amazon Essentials Womens Microfibre Demi Cup Bra Pack of 2 Black / White 34B

Amazon Essentials$23.38786 rev

8mo ago

3PC Pack Bras for Women Push up t Shirt Bra Set Womens Underwear with Support Anti-Sag Underwire Padded Everyday Comfortable

Dpizgic$19.1459 rev

9mo ago

Warners Womens Blissful Benefits Side Smoothing Underwire Bra Toasted Almond 34B

Warner's$14.7313,737 rev

12mo ago

What buyers say about 34b bra

What buyers praise and complain about, mined from review topics.

What buyers love

Comfort-Overall28%

“Comfortable to wear”

Size-Overall15%

“Fits well and as described”

Adhesion/Stickiness7%

“The adhesive is strong”

Soft Feel7%

“Nice and smooth”

Quality-Overall5%

“Overall, this is a complete, high quality kit that works really well”

Value For Money3%

“Worth it”

Material Quality3%

“Soft material”

Strap/String Quality3%

“Straps are adjustable”

Ease Of Use3%

“Easy to use”

Color2%

“Pretty colors”

What buyers complain about

Size-Overall20%

“Runs a little small”

Adhesion/Stickiness8%

“Terrible Adhesion”

Durability6%

“Doesn't last”

Quality-Overall5%

“Poor quality”

Comfort-Overall5%

“It's not comfortable to wear”

Strap/String Quality4%

“straps are awful”

Chest Fit3%

“Chest band is tight”

Advertised Vs Actual Product2%

“NOT AS ADVERTISED”

Sweat Resistance2%

“definitely starts to slide off when you sweat”

Shape/Style2%

“Weirdly shaped and terrible”

Top return reasons

Size-Overall58%

Chest Fit21%

Comfort-Overall2%

Adhesion/Stickiness2%

Advertised Vs Actual Product2%

Material Quality2%